How does SPF differ from UPF?
They both protect you from the sun but have different meanings and use.
*SPF (Sun Protection Factor) measures the effectiveness of sunscreen. Needs to be applied regularly. Must be applied 20 minutes before sun exposure.
*UPF (Ultraviolet Protection Factor) it rates the effectiveness of fabric in blocking UV radiation. No reapplication required.
WHAT DOES THE RATING OF UPF CLOTHING MEAN?
The UPF rating is a factor to measure the UVA (ageing) and UVB (burning) rays will reach the skin. The higher the UPF, the lower the radiation and harm is transmitted to the skin.
DOES UPF WASH OUT OF CLOTHING?
UPF clothing can be washed with your other clothing using regular detergent. It can also be put in the dryer on low to medium heat.
CAN YOU WEAR SUNSCREEN UNDER UPF CLOTHING?
UPF clothing protects 98% of the sun’s rays. There is no reason to put sunscreen underneath UVB (burning) rays.
WHAT IS BROAD SPECTRUM?
Broad spectrum in sunscreen and clothing defines protection against both UVA (ageing rays) and UVB (burning rays). When choosing sunblock be sure to read the label and look for broad spectrum.
IS SPF 50 BETTER THAN SPF 30?
An SPF 30 will protect you from around 96.7% of UVB rays. An SPF 50 protects you around 98% of UVB (burning) rays. Anything beyond SPF 50 makes very little difference in terms of risk of sun damage and no sunscreen can offer to protect you 100% from UVB rays.
WHAT SPF DO DOCTOR’S RECOMMEND?
Dermatologists recommend using a sunscreen with and SPF of at least 30 which blocks 97% of the sun’s UVB rays.
DO I NEED SUNCREEN IF MY MOISTURISER HAS SPF?
Yes, by keeping them separate you reap the full benefits of a SPF and moisturiser. You need to use a separate sunscreen applied all over your face, including your neck, chest, and ears if they will be exposed or you risk being under protected.